Mathematics is a living subject, constantly evolving and growing.

We must work collaboratively with governments, industries, and communities to find sustainable energy solutions.

I'm the reason your grass won't grow.

如果自由有任何意义的话，那就是告诉人们他们不想听的事情的权利。

真相很少是纯粹的，也从不简单。

人们对自己的遗传学了解得越多，就越能掌控自己的健康。